Vacuum glazing can be used to replace existing windows glass,and also work as secondary glazing from interior side,the key benefits when been used in commercial building retrofitting include:

1.Avoid tenant lost. The overall retrofitting time is fast and don’t need to clear the building.

2.Retrofitting in silence.The retrofitting work doesn’t require large equipment ,just replace glass from interior side.

3.Fast/ Clean /safe Improvement .All works are finished from interior side, quick glass replacement, no dust and no safety concern.

4.High rent ratio.Excellent thermal property help commercial building owners to increase the rent ratio and high rent fees.

5.Meet government rules.Increase building overall energy performance and avoid penalty.

6.Commercial building retrofitting can get tax credit ,or subsidy from related department.